Diagnosis
For a maximum D rate for a travel expense type, exceeding amounts arewritten to the second wage type from the view
Assign wage types to travel expense types forindividual receipts.
For meals receipts (expense types of expense category M), however, thesecond wage type is needed for writing taxable shares (additionalamounts).

System Response
The system does not allow entry of a D maximum rate for travel expensetypes in expense category M.

Procedure
Use a travel expense type of another expense category or another amounttype, or exit the action.